Clean Water Act discharge permit · NPDES MS0020958
RIPLEY POTW, Ripley, MS: NPDES MS0020958 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
RIPLEY POTW holds NPDES permit MS0020958, which discharges to South Tippah Creek. EPA’s file records it issued January 9, 2019 and expiring December 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | RIPLEY POTW |
|---|---|
| Permittee as filed | RIPLEY POTW |
| NPDES ID | MS0020958 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 9, 2019 |
| Expiration date | December 31, 2023 |
| Issuing agency | MDEQ |
| Address | Ripley, MS 38663 |
| Receiving water | SOUTH TIPPAH CREEK |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 13Under a numeric limit
- 14With a violation of any kind
- 9With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, suspended percent removal | 3 | 35 | 30 | February 28, 2026 | 313% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 31 | 22 | April 30, 2023 | 96% over the limit |
| Solids, total suspended | 24 | 46 | 14 | January 31, 2024 | 298% over the limit |
| Nitrogen, ammonia total [as N] | 24 | 43 | 11 | April 30, 2024 | 80% over the limit |
| BOD, 5-day, 20 deg. C | 24 | 42 | 10 | June 30, 2017 | 225% over the limit |
| Coliform, fecal general | 0 | 14 | 6 | March 31, 2015 | 200% over the limit |
| BOD, 5-day, percent removal | 3 | 8 | 4 | April 30, 2023 | 140% over the limit |
| E. coli | 6 | 4 | 2 | February 29, 2024 | 388% over the limit |
| Oxygen, dissolved [DO] | 7 | 7 | 1 | June 30, 2026 | 5% over the limit |
| Nitrogen, total [as N] | 24 | 8 | 0 | ||
| Phosphorus, total [as P] | 24 | 8 | 0 | ||
| pH | 6 | 8 | 0 | ||
| Chlorine, total residual | 4 | 6 | 0 | ||
| Sludge settleability 30 minute | 4 | 2 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MS0020958.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MS0020958.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MS0020958 there.
Nearby on the register
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- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.